Franklin's Gull - Mark Benson
Report

Contributor

Date

Location

Grassy field, east of Melvin Ave, Oshkosh
Winnebago, Wisconsin, United States
Media from this location Illustrated Checklist
Map
Map Coordinates: 44.0294957, -88.5216039
Age and sex
Immature Unknown sex - X

Observation details

One of the gulls in the flock was smaller, dark-backed, and dark-headed compared to nearby Ring-bills. It also has thick white eye-arcs. See attached photo.

Technical information

Model
Canon EOS REBEL T3
Lens
150-500mm
ISO
100
Focal length
500 mm
Flash
Flash did not fire, auto
f-stop
f/10.0
Shutter speed
1/250 sec
Dimensions
4272 pixels x 2848 pixels
Original file size
3.91 MB